Remove groovy test code from buildSrc (#47416)

Author: mark-vieira

buildSrc/src/test/groovy/org/elasticsearch/gradle/doc/RestTestFromSnippetsTaskTests.groovy

@@ -0,0 +1,40 @@
+package org.elasticsearch.gradle.doc;
+
+import org.elasticsearch.gradle.test.GradleUnitTestCase;
+import org.gradle.api.InvalidUserDataException;
+import org.junit.Rule;
+import org.junit.rules.ExpectedException;
+
+import static org.elasticsearch.gradle.doc.RestTestsFromSnippetsTask.replaceBlockQuote;
+
+public class RestTestFromSnippetsTaskTests extends GradleUnitTestCase {
+    @Rule
+    public ExpectedException expectedEx = ExpectedException.none();
+
+    public void testInvalidBlockQuote() {
+        String input = "\"foo\": \"\"\"bar\"";
+        expectedEx.expect(InvalidUserDataException.class);
+        expectedEx.expectMessage("Invalid block quote starting at 7 in:\n" + input);
+        replaceBlockQuote(input);
+    }
+
+    public void testSimpleBlockQuote() {
+        assertEquals("\"foo\": \"bort baz\"", replaceBlockQuote("\"foo\": \"\"\"bort baz\"\"\""));
+    }
+
+    public void testMultipleBlockQuotes() {
+        assertEquals("\"foo\": \"bort baz\", \"bar\": \"other\"",
+            replaceBlockQuote("\"foo\": \"\"\"bort baz\"\"\", \"bar\": \"\"\"other\"\"\""));
+    }
+
+    public void testEscapingInBlockQuote() {
+        assertEquals("\"foo\": \"bort\\\" baz\"", replaceBlockQuote("\"foo\": \"\"\"bort\" baz\"\"\""));
+        assertEquals("\"foo\": \"bort\\n baz\"", replaceBlockQuote("\"foo\": \"\"\"bort\n baz\"\"\""));
+    }
+
+    public void testIsDocWriteRequest() {
+        assertTrue((boolean) RestTestsFromSnippetsTask.shouldAddShardFailureCheck("doc-index/_search"));
+        assertFalse((boolean) RestTestsFromSnippetsTask.shouldAddShardFailureCheck("_cat"));
+        assertFalse((boolean) RestTestsFromSnippetsTask.shouldAddShardFailureCheck("_ml/datafeeds/datafeed-id/_preview"));
+    }
+}